code: def check_parameters(y, y_hat, protected, privileged, verbose):
      if not len(y) == len(y_hat) == len(protected):
          raise ParameterCheckError(
              "protected and explainer attributes y, y_hat must have the same lengths"
          )
  
      if not isinstance(verbose, bool):
          raise ParameterCheckError(
              "verbose must be boolean, either False or True"
          )
  
      protected = check_protected(protected, verbose)
      privileged = check_privileged(privileged, protected, verbose)
  
      return y, y_hat, protected, privileged
  
file_path: DALEX/python/dalex/dalex/fairness/_basics/checks.py
imports: import numpy
  import pandas
  from .exceptions import *
  from ..._explainer import helper
label_desc: Use image node_id 2 for calling a global function with example usage: check_parameters(y, y_hat, protected, privileged, verbose) and returns: y,  y_hat,  protected,  privileged